Fig. 2From: Association between ventricular CSF biomarkers and outcome after shunt surgery in idiopathic normal pressure hydrocephalusBoxplot of the delta iNPH scale score in patients with a low Aβ42/40 ratio (< 0.08) (n = 51) and a high ratio (≥ 0.08) (n = 68). No difference was noted between the groups (p = 0.184)Back to article page